package 数据结构.映射;

/**
 * @author Veng Su 1344114844@qq.com
 * @date 2018/7/24 9:38
 */
public interface Map<K,V> {
    void add(K key,V value);
    V  remove(K key);
    boolean contains(K key);
    V get( K key);
    void set(K key ,V  newValue);
    int  getSize();
    boolean isEmpty();

}
